-53.02% is the change from 894 to 420
Calculation steps:
[( 420 - 894 ) ÷ 894] x 100 = -53.02%
Formula
Percentage change = [(420 - 894) / 894] x 100
Subtract the new number by the original number
420 - 894 = -474
-474 ÷ 894 = -0.5302013422818792
-0.5302013422818792 x 100 = -53.02%